Flight passenger brings up 'vaping in the bathroom,' sparking debate about on board actions Someone lit a cigarette in the plane's lavatory, triggering the smoke alarm onboard : r mildlyinfuriating Explore our Range of Vuse Vaping Devices Vuse Canada Smoking or vaping is not allowed on any flight to or from the United States. You can carry an e cig in your hand luggage, but you cannot use it in the cabin. I just learned from this video that vaping in the plane's lavatory will NOT set off the smoke alarm. : r aviation Vuse ePod Creamy Peach E Liquid Pods